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Newport Beach, CA Weather on October 16

October 16th in Newport Beach, CA typically brings pleasant fall weather, with average highs around 72°F and lows near 60°F. Over 55 years of records, the warmest October 16th was in 1985 (74°F average), while the coldest was 1971 (58°F) — a 16°F range across recorded history. Rain or other precipitation has occurred on about 7% of October 16th dates historically. The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.

By Weather On This Day|
Avg High
72°F
Avg Low
60°F
Record High
86°F
2009
Record Low
51°F
1981
Newport Beach, CA on October 16 — Temperature History40°F60°F80°F100°F19801990200020102020HighLow

What to Expect on October 16

Planning for October 16th in Newport Beach, CA? Great weather for outdoor activities.

October 16 Weather Records for Newport Beach

  • •The all-time record high for October 16th in Newport Beach, CA is 86°F, set in 2009.
  • •The coldest October 16th on record dropped to 51°F in 1981.
  • •Last year (1971), October 16th was 10°F cooler than the long-term average.

Frequently Asked Questions

What was the warmest October 16 ever in Newport Beach?

The warmest October 16 in Newport Beach, CA reached 86°F in 2009. That is 14°F above the long-term average high of 72°F.

What was the coldest October 16 ever in Newport Beach?

The coldest October 16 in Newport Beach, CA dropped to 51°F in 1981. That is 9°F below the long-term average low of 60°F.

What is the average temperature on October 16 in Newport Beach?

On October 16, Newport Beach averages a high of 72°F and a low of 60°F based on 55 years of NOAA weather observations from NEWPORT BEACH HARBOR.

How many years of weather data are available for October 16 in Newport Beach?

We have 55 years of weather records for October 16 in Newport Beach, CA, sourced from NOAA's Global Historical Climatology Network. Records include daily high and low temperatures, precipitation, and snowfall data going back to 2025.

October 16 Weather History in Newport Beach

YearHighLowPrecipSnow
202570°F52°F0"--
202468°F61°F0"--
202375°F60°F0"--
202269°F63°F0.15"--
202179°F56°F0"--
202077°F63°F0"--
201973°F60°F0"--
201881°F62°F0"--
201780°F61°F0"--
201670°F65°F0"--
201576°F71°F0"--
201472°F63°F0"--
201376°F59°F0"--
201277°F61°F0"--
201167°F60°F0"--
201071°F67°F0"--
200986°F61°F0.01"--
200872°F59°F0"--
200768°F59°F0"--
200666°F62°F0"--
200565°F59°F0.12"--
200473°F63°F0"--
200374°F61°F0"--
200265°F62°F0"--
200167°F63°F0"--
200066°F59°F0"--
199973°F59°F0"--
199873°F56°F0"--
199783°F61°F0"--
199667°F63°F0"--
199566°F60°F0"--
199466°F58°F0"--
199368°F62°F0"--
199267°F62°F0"--
199179°F62°F0"--
199069°F64°F0"--
198966°F57°F0"--
198870°F59°F0"--
198771°F58°F0"--
198668°F52°F0"--
198584°F64°F0"--
198474°F58°F0"--
198372°F60°F0"--
198274°F58°F0"--
198168°F51°F0"--
198067°F62°F0"--
197971°F62°F0"--
197872°F59°F0"--
197769°F59°F0"--
197673°F63°F0"--
197574°F55°F0"--
197483°F59°F0"--
197365°F54°F0"--
197272°F57°F0"--
197162°F54°F0.03"--

Based on 55 years of data from NOAA station: NEWPORT BEACH HARBOR

Monthly Climate Averages

Historical temperature and precipitation averages for Newport Beach, CA, based on 55+ years of weather data.

Warmest MonthSeptemberAvg High: 78°F / Low: 64°F
Coldest MonthDecemberAvg High: 66°F / Low: 48°F
Jan
66°/ 48°
💧 0.4"
Feb
66°/ 49°
💧 0.4"
Mar
66°/ 51°
💧 0.3"
Apr
68°/ 53°
💧 0.2"
May
70°/ 58°
💧 0.1"
Jun
73°/ 61°
💧 0.1"
Jul
76°/ 64°
💧 0.1"
Aug
78°/ 65°
💧 0.3"
Sep
78°/ 64°
💧 0.2"
Oct
75°/ 59°
💧 0.1"
Nov
70°/ 52°
💧 0.3"
Dec
66°/ 48°
💧 0.3"

Temperatures in Fahrenheit. Precipitation and snowfall in inches.

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